'mite' originates from Old English, specifically the word 'mīte,' where 'mīte' meant 'a small amount.' 'Unfavorable' originates from Latin, specifically the word 'infaustus,' where 'in-' meant 'not' and 'faustus' meant 'fortunate.'

'mite' changed from Old English 'mīte' and eventually became the modern English word 'mite.' 'Unfavorable' transformed from Latin 'infaustus' to the modern English 'unfavorable' through Middle English.

Initially, 'mite' meant 'a small amount,' and 'unfavorable' meant 'not fortunate.' Over time, 'mite-unfavorable' evolved to mean 'slightly unfavorable.'